IPC Main Group
C12Q 1/00 Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
Introduced: January 1980
Last revised: January 2006
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- Subclass:
- MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
Additional Content
Measuring or testing apparatus with condition measuring or sensing means, e.g. colony counters
17 direct subcodes
Child Classifications
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- C12Q 1/02 involving viable microorganisms
- C12Q 1/25 involving enzymes not classifiable in groups
- C12Q 1/26 involving oxidoreductase
- C12Q 1/34 involving hydrolase
- C12Q 1/48 involving transferase
- C12Q 1/527 involving lyase
- C12Q 1/533 involving isomerase
- C12Q 1/54 involving glucose or galactose
- C12Q 1/56 involving blood clotting factors, e.g. involving thrombin, thromboplastin, fibrinogen
- C12Q 1/58 involving urea or urease
- C12Q 1/6 involving cholesterol
- C12Q 1/61 involving triglycerides
- C12Q 1/62 involving uric acid
- C12Q 1/64 Geomicrobiological testing, e.g. for petroleum
- C12Q 1/66 involving luciferase
- C12Q 1/68 involving nucleic acids
- C12Q 1/7 involving virus or bacteriophage
Top Applicants
Top 10 applicants by patent filingsfor class C12, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 10,330
- HARVARD UNIVERSITY US 7,308
- UNIVERSITY OF CALIFORNIA US 6,383
- JIANGNAN UNIVERSITY 5,144
- MONSANTO TECHNOLOGY US 4,121
- PIONEER HI-BRED INTERNATIONAL US 3,630
- REGENERON PHARMACEUTICALS US 3,515
- CNRS (CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE) FR 3,499
- INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE) FR 3,371
- CJ CHEILJEDANG CORPORATION KR 3,361